Our Teachers

All of our teachers are passionate about music and the development of children.

They create a fun, informal, social setting that spurs engagement and supports each child's musical development.

photo Gwyneth Valentine Marini

Gwyneth Marini holds a BS in Music Education from Penn State University. She plays the guitar and alto saxophone. She has over 20 years experience teaching Music Together® and preschool music. The Center for Music and Young Children in Princeton, NJ, recently awarded Gwyneth Music Together Certification Level I status for outstanding achievement in teaching, musicianship, program philosophy, and parent education.

photo Rosemary Valentine

Rosemary Valentine holds a BS in Music Education from the New England Conservatory of Music. She plays the piano and guitar. Rosemary has almost 30 years experience teaching general music education in the West Bridgewater School system. She also teaches private piano lessons.

photo Jennifer Grant

Jennifer's love for music was rekindled when she started raising kids and took music together classes as a new mom. Her love for young children inspired her to teach piano for 12 years and to become a Music Together teacher in 2007. She was certified as a Level 1 Music Together teacher in 2012. She has also been an active Board member of a Milton preschool and the Children's Choir Director at First Parish in Milton for a number of years. She plays guitar and piano, but loves the freedom of singing wherever she goes.

photo Ellen Bartos


Ellen Bartos holds a Bachelor of Music degree in Music Therapy from the University of Evansville and a Masters in Arts Degree in Music Therapy from New York University.  Her clinical internship during her Master’s degree was at the prestigious Nordoff-Robbins Center for Music Therapy in New York City where she studied the methodology of Nordoff-Robbins Music Therapy and held both group and individual music therapy sessions.  In her clinical work she has a vast experience working with children of all ages including children with a wide variety of clinical diagnoses.  

Ellen became interested in Music Together after the birth of her daughter and watching the full capacity at which music has enriched both of their lives.  Music is a constant household experience!

Having recently relocated to Massachusetts, Ellen is excited to start Music Together classes as well as private piano and bassoon lessons.  She is interested in bringing her music therapy experience to Old Colony Music Together and becoming another resource for families with children with special needs.


photo Karen Isenberg

Karen Isenberg is a musician and mom that enjoys sharing the joy of music with others. She credits the 3 years she spent doing Music Together with her daughter with re-awakening her passion for singing and making music a part of everyday life in her family. She completed the Music Together teacher training in August 2016. She lives in Providence, RI with her husband, daughter, and labradoodle. She plays ukulele and has performed at the Pawtucket Wintertime Farmer's Market and area senior living facilities. 

photo Kathy Lucas

Kathy fell in love with the Music Together program while attending class with her granddaughter.  She saw first hand how beneficial music is to a young children and was so inspired that she wanted to become a Music Teacher teacher. 

Kathy was an Executive Administrative Assistant for 40 years but her first love was always music, especially singing.  Kathy is currently studying voice from Bradley Pennington former voice and piano teacher at the Boston Conservatory and is the founder of the Boston Bel Canto Opera Company. Kathy sings with the Braintree Choral Society (BCS) and the Southeastern Massachusetts Festival Chorus (SMFC).  She has also sung with the South Shore Conservatory's (SSC) Summer program “Evenings Under the Stars” under the direction of Beth MacLeod Largent.  She was a chorus member in the performance of “Testament of Freedom” at Carnegie Hall in February 2015 with members of the BCS. Kathy currently teaches with SSC Music Together.

Kathy is so excited to be teaching with Old Colony Music Together!